asrc_anullsrc.c File Reference

null audio source More...

#include <inttypes.h>
#include <stdio.h>
#include "libavutil/channel_layout.h"
#include "libavutil/internal.h"
#include "avfilter.h"
#include "internal.h"

Go to the source code of this file.

Data Structures
struct	ANullContext

Functions
static int	init (AVFilterContext *ctx, const char *args)
static int	config_props (AVFilterLink *outlink)
static int	request_frame (AVFilterLink *link)

Variables
static const AVFilterPad	avfilter_asrc_anullsrc_outputs []
AVFilter	avfilter_asrc_anullsrc

Detailed Description

null audio source

Definition in file asrc_anullsrc.c.

Function Documentation

static int config_props ( AVFilterLink *  outlink )

static

Definition at line 64 of file asrc_anullsrc.c.

static int init ( AVFilterContext *  ctx, const char *  args  )

static

Definition at line 37 of file asrc_anullsrc.c.

static int request_frame ( AVFilterLink *  link )

static

Definition at line 82 of file asrc_anullsrc.c.

Variable Documentation

AVFilter avfilter_asrc_anullsrc

Initial value:

= {
    .name        = "anullsrc",
    .description = NULL_IF_CONFIG_SMALL("Null audio source, never return audio frames."),

    .init        = init,
    .priv_size   = sizeof(ANullContext),

    .inputs      = NULL,

    .outputs     = avfilter_asrc_anullsrc_outputs,
}

Definition at line 97 of file asrc_anullsrc.c.

const AVFilterPad avfilter_asrc_anullsrc_outputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_AUDIO,
        .config_props  = config_props,
        .request_frame = request_frame,
    },
    { NULL }
}

Definition at line 87 of file asrc_anullsrc.c.